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Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 1-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
MANDATORY
SSSEEERRRVVVIIICCCEEE BBBUUULLLLLLEEETTTIIINNN NNNooo... MMMSSSBBB---EEE444---000333000///444 SSSuuupppeeerrrssseeedddeeesss MMMSSSBBB---EEE444---000333000///333
1. BASIC INFORMATION
1.1. SUBJECT Oil pump replacement
1.2. ENGINES AFFECTED Engine affected: E4 Series
Serial numbers affected:
E4-A-00011 E4-A-00020 E4-A-00026 E4-A-00028 E4-A-00037 E4-A-00038 E4-A-00042 E4-A-00046 E4-A-00076 E4-A-00079 E4-A-00100 E4-A-00106 E4-A-00107 E4-A-00111 E4-A-00116 E4-A-00131 E4-A-00133 E4-A-00138 E4-A-00163 E4-A-00165 E4-A-00166 E4-A-00168 E4-A-00169 E4-A-00207 E4-A-00219 E4-A-00221 E4-A-00232 E4-A-00259 E4-A-00263 E4-A-00265 E4-A-00266 E4-A-00268 E4-A-00269 E4-A-00274 E4-A-00276 E4-A-00278 E4-A-00280 E4-A-00282 E4-A-00286 E4-A-00323 E4-A-00336 E4-A-00341 E4-A-00397 E4-A-00429 E4-A-00434 E4-A-00442 E4-A-00456 E4-A-00474 E4-A-00484 E4-A-00498 E4-A-00509 E4-A-05016 E4-A-05017 E4-A-05019 E4-A-05028 E4-A-05029 E4-A-05030 E4-A-05034 E4-A-05040 E4-A-05046 E4-A-05047 E4-A-05048 E4-A-05049 E4-A-05050 E4-A-05051 E4-A-05054 E4-A-05055 E4-A-05056 E4-A-05057 E4-A-05058 E4-A-05059 E4-A-05060 E4-A-05061 E4-A-05062 E4-A-05063 E4-A-05064 E4-A-05065 E4-A-05066 E4-A-05067 E4-A-05068 E4-A-05069 E4-A-05070 E4-A-05071 E4-A-05072 E4-A-05073 E4-A-05074 E4-A-05075 E4-A-05076 E4-A-05077 E4-A-05078 E4-A-05082 E4-A-05083 E4-A-05084 E4-A-05085 E4-A-05086 E4-A-05087 E4-A-05088 E4-A-05089 E4-A-05090 E4-A-05091 E4-A-05092 E4-A-05093 E4-A-05094 E4-A-05095 E4-A-05096 E4-A-05097 E4-A-06001 E4-A-06002 E4-A-06003 E4-A-06004 E4-A-06005 E4-A-06006 E4-A-06007 E4-A-06008 E4-A-06009 E4-A-06010 E4-A-06011 E4-A-06012 E4-A-06013 E4-A-06014 E4-A-06015 E4-A-06016 E4-A-06017 E4-A-06018 E4-A-06019 E4-A-06020 E4-A-06021 E4-A-06022 E4-A-06023 E4-A-06024 E4-A-06025 E4-A-06026 E4-A-06027 E4-A-06028 E4-A-06029 E4-A-06030 E4-A-06031 E4-A-06032 E4-A-06033 E4-A-06034 E4-A-06035 E4-A-06036 E4-A-06037 E4-A-06038 E4-A-06039 E4-A-06040 E4-A-06043 E4-A-06044
E4-A-00227 E4-A-00487
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 2-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
E4-B-00028 E4-B-00031 E4-B-00039 E4-B-00060 E4-B-00099 E4-B-00109 E4-B-00110 E4-B-00131 E4-B-00136 E4-B-00140 E4-B-00145 E4-B-00147 E4-B-00163 E4-B-00164 E4-B-00173 E4-B-00208 E4-B-00209 E4-B-00216 E4-B-00231 E4-B-00273 E4-B-00282 E4-B-00536 E4-B-05001 E4-B-00297 E4-B-00379 E4-B-00417 E4-B-00433 E4-B-00487 E4-B-05002 E4-B-05003 E4-B-05004 E4-B-05005 E4-B-05006 E4-B-05007 E4-B-05008 E4-B-05009 E4-B-05010 E4-B-05011 E4-B-05012
E4-C-00001 E4-C-00004 E4-C-00060 E4-C-00061 E4-C-00069 E4-C-00091 E4-C-00092 E4-C-00122 E4-C-00125 E4-C-00171 E4-C-00172 E4-C-00210 E4-C-00218 E4-C-00233 E4-C-00263 E4-C-00266 E4-C-00279 E4-C-00282 E4-C-00301 E4-C-00309 E4-C-00349 E4-C-00480 E4-C-05030 E4-C-05037 E4-C-05038 E4-C-05039 E4-C-05040 E4-C-05042 E4-C-05043 E4-C-05052 E4-C-05053 E4-C-05054 E4-C-05055 E4-C-05056 E4-C-05057 E4-C-05058 E4-C-05059 E4-C-05060 E4-C-05061 E4-C-05062 E4-C-05063 E4-C-05064 E4-C-05065 E4-C-05066 E4-C-05067 E4-C-05068 E4-C-05069 E4-C-05070 E4-C-05071 E4-C-05072 E4-C-05073 E4-C-05074 E4-C-05075 E4-C-05076 E4-C-05077 E4-C-05078 E4-C-05079 E4-C-05080 E4-C-05081 E4-C-05082 E4-C-05083 E4-C-05084 E4-C-05085 E4-C-05086 E4-C-05087 E4-C-05088 E4-C-05089 E4-C-05090 E4-C-05091 E4-C-05092 E4-C-05093 E4-C-05094 E4-C-05095 E4-C-05096 E4-C-05097 E4-C-05098 E4-C-05099 E4-C-05100 E4-C-05101 E4-C-05102 E4-C-05103 E4-C-05104 E4-C-05105 E4-C-05106 E4-C-05107 E4-C-05108 E4-C-05109 E4-C-05110 E4-C-05111 E4-C-05112 E4-C-05113 E4-C-05114 E4-C-05115 E4-C-05118 E4-C-05119 E4-C-05120 E4-C-05121 E4-C-05122 E4-C-05123 E4-C-05124 E4-C-05125 E4-C-05126 E4-C-06001 E4-C-06002 E4-C-06003 E4-C-06004 E4-C-06005 E4-C-06006 E4-C-06007 E4-C-06008 E4-C-06010 E4-C-06011 E4-C-06012 E4-C-06013 E4-C-06014 E4-C-06015 E4-C-06016 E4-C-06017 E4-C-06018 E4-C-06019 E4-C-06020 E4-C-06021 E4-C-06022 E4-C-06025 E4-C-06026 E4-C-06027 E4-C-00200 E4-C-00201 E4-C-00227 E4-C-00230 E4-C-00266 E4-C-00301 E4-C-06009
E4P-B-05001 E4P-B-05002 E4P-B-05003 E4P-B-05004
E4P-C-00020 E4P-C-00023 E4P-C-00051 E4P-C-00224 E4P-C-05001 E4P-C-05002 E4P-C-05003 E4P-C-05004 E4P-C-05005 E4P-C-05006 E4P-C-05007 E4P-C-05008 E4P-C-05009 E4P-C-05010 E4P-C-05011 E4P-C-05012 E4P-C-05013 E4P-C-05014 E4P-C-06001 E4P-C-06002 E4P-C-06003 E4P-C-06004 E4P-C-06005 E4P-C-06006 E4P-C-06007 E4P-C-06008 E4P-C-06009 E4P-C-06010 E4P-C-06011 E4P-C-06012 E4P-C-06013 E4P-C-06014 E4P-C-06017
Note: with the issue 2 of the Service Bulletin, not affected engine s/ns are removed. Removed engine s/ns are marked in grey and strikethrough (example).
Note: with the issue 3 of the Service Bulletin, not affected engine s/ns are removed, and affected engine s/ns are added. Removed engine s/ns are marked in light blue and strikethrough (example). Added engine s/ns are highlighted in yellow (example).
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 3-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at Part Affected: E4A-50-000-BHY, Oil Pump
Serial numbers affected:
0011 00512 0056 00609 00675 0081 0131 0179 0231 0281 0337 0392 0457 0015 00513 00561 0061 00677 0082 0132 0181 0232 0282 0339 0393 0458 0016 00514 00562 00610 00678 0083 0133 0182 0233 0285 0340 0394 0459 0017 00515 00563 00611 00679 0087 0134 0183 0234 0287 0341 0395 0460 0019 00516 00564 00612 0068 0088 0135 0184 0236 0289 0342 0396 0461 0021 00517 00565 00613 00680 0089 0136 0185 0237 0290 0343 0397 0462 0022 00518 00566 00614 00681 0090 0137 0186 0238 0291 0344 0398 0463 0023 00519 00567 00617 00682 0091 0138 0187 0239 0292 0345 0399 0464 0024 0052 00569 00618 00684 0092 0139 0188 0240 0294 0346 0400 0465 0026 00520 0057 0062 00695 0093 0140 0190 0241 0295 0347 0401 0466 0027 00521 00570 00620 00697 0094 0141 0191 0242 0297 0349 0402 0467 0028 00522 00571 00621 00700 0095 0142 0192 0243 0298 0350 0403 0469 0030 00523 00572 00622 00701 0096 0143 0194 0244 0299 0351 0404 0470 0031 00525 00573 00623 00703 0097 0145 0195 0245 0300 0352 0405 0471 0032 00528 00574 00625 00705 0098 0146 0196 0246 0301 0353 0406 0472 0033 00529 00575 00628 00706 0099 0147 0199 0248 0302 0354 0417 0473 0034 00530 00576 00630 00707 0100 0148 0200 0250 0303 0355 0418 0474 0035 00531 00577 00631 00708 0101 0149 0201 0251 0304 0356 0419 0475 0036 00532 00578 00634 0071 0102 0150 0202 0252 0305 0357 0421 0476 0037 00534 00579 00639 00710 0103 0151 0203 0253 0306 0358 0428 0478 0039 00535 00580 0064 00711 0104 0152 0204 0254 0308 0359 0430 0479 0042 00536 00581 00646 00712 0105 0153 0205 0255 0310 0360 0431 0480 0043 00537 00584 00649 00713 0106 0154 0206 0256 0313 0361 0432 0481 0044 00538 00585 0065 00714 0107 0155 0207 0257 0314 0362 0433 0482 0045 00539 00586 00651 00715 0108 0156 0208 0258 0315 0363 0434 0483 0046 00540 00587 00654 00716 0109 0157 0209 0259 0316 0364 0437 0484 0047 00541 00588 00655 00718 0110 0159 0210 0260 0317 0365 0438 0485 0048 00542 00589 00656 00719 0111 0160 0211 0261 0318 0366 0439 0486 0049 00544 0059 00657 00720 0112 0161 0213 0262 0319 0368 0440 0487 00497 00545 00590 0066 00721 0113 0162 0214 0263 0321 0369 0441 0488 00498 00546 00591 00660 00724 0114 0163 0215 0264 0322 0370 0442 0489 0050 00547 00592 00661 00726 0115 0164 0216 0265 0323 0371 0443 0490 00500 00548 00593 00662 00727 0119 0165 0217 0266 0324 0373 0444 0491 00501 00549 00594 00664 00728 0120 0166 0218 0267 0325 0378 0445 0492 00502 00550 00595 00665 0074 0121 0168 0219 0269 0326 0379 0446 0493 00504 00551 00596 00666 0075 0122 0169 0220 0270 0327 0380 0447 0494 00505 00552 00597 00667 0076 0123 0170 0221 0272 0328 0383 0448 0495 00506 00553 00598 00668 00763 0124 0171 0222 0273 0330 0384 0450 00507 00554 00599 00669 0077 0125 0172 0223 0274 0331 0386 0451 00508 00555 0060 0067 00774 0126 0174 0226 0275 0332 0387 0452 00509 00556 00603 00670 0078 0127 0175 0227 0276 0333 0388 0453 0051 00557 00604 00671 00783 0128 0176 0228 0277 0334 0389 0454 00510 00558 00605 00673 0079 0129 0177 0229 0279 0335 0390 0455 00511 00559 00608 00674 0080 0130 0178 0230 0280 0336 0391 0456
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 4-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
1.3. REASON Production casting deviation leading to a possible contamination of the oil system and thus blockage of the oil pump.
1.4. TIME OF COMPLIANCE For all the Engines with less than 10 Flight Hours (FH), before the next flight (ferry fly to a maintenance service allowed). For the Engines having more than 10 FH:
Within 3 months from the effective date of the Service Bulletin Approval or For E4A engines: - With more than 10FH and less than 50 FH, before exceeding 70 FH or during the next maintenance check, whichever comes first
- With more than 50 FH, within the next 20 FH or during the next maintenance check, whichever comes first
For E4B/C/P engines: - With more than 10FH, within the next 100 FH or during the next maintenance check, whichever comes first
1.5. CONCURRENT DOCUMENTS / REFERENCES Maintenance Manual E4.08.04, latest revision
1.6. OTHER PUBLICATIONS AFFECTED None
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 5-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
2. TECHNICAL DETAILS
2.1. DELIVERY CONDITION Delivery of the new oil pump E4A-50-000-AHY
Fig. 0
Delivered oil pump
Fig. 1
Remove the following parts of the new oil pump:
- Cover of the chain gear
- Original oil suction pipe (including screws and oil strainer)
Note: Discard the removed parts. The screws can be used as alternative (see step 4, figure
12).
Or as alternative:
Delivery of the new oil pump p/n E4A-50-000-BHY
Fig. 2 Delivered oil pump
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 6-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
2.2. ACCOMPLISHMENT / INSTRUCTIONS
2.2.1 Accomplishment Instruction for pump E4A-50-000-AHY
Make sure that the working area is clean.
Use clean gloves.
Make sure that no sand or dirt goes into the engine.
1. Replace the engine oil filter according to Maintenance Manual, Ch. 79. Visually examine the used Oil Filter for contamination and metal abrasion. If an abnormal conditio n is found (metal shavings exceeding 1.5 mm; concentration of particle s; clogged filter), please contact Austro Engine for further instructions.
2. Remove the oil sump according to Maintenance Manual Ch.79, steps as required.
3. Remove the oil pump according to following steps:
Fig. 3 After removal of the oil sump
Fig. 4 Loosen two screws [01] that attach the chain cover [02] to the oil pump and remove the chain cover.
[02] [01]
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 7-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
Fig. 5 Remove the screw [03] that attaches the oil pump to the oil repellent.
Fig. 6
Fig. 7
Remove three screws [04] that attach the oil pump to the crankcase.
[03] [04] [04]
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 8-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
Fig. 8 [04]
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 9-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
Fig. 9
Fig. 10
Loosen the oil pump chain gear from the oil pump chain.
Remove the oil pump.
Examine the oil pump for blockage.
Make sure that the pump gears move freely when turned by hand.
Removed oil pump (E4A-50-000-BHY)
Fig. 11 Loosen three screws [05] of the oil pump and remove the oil suction pipe with the integrated oil strainer [06] (E4A-50-100- BHY) from the old oil pump.
Note: The oil suction pipe with oil strainer and the screws [05] must be reused for the new oil pump installation.
After removal of the oil suction pipe, examine the oil pump gears for damage.
In case of a blocked, and/or partially blocked, and/or damaged oil pump, please contact Austro Engine for further instructions.
NOTE: Removed oil pump must be always returned to Austro Engine, including the engine flight hours recorded at the time of replacement.
[05] [05] [06]
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 10-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at Re-used Parts:
Oil suction pipe with oil strainer (E4A-50-100-BHY) All screws Chain cover (E4A-50-200-000)
4. Clean the parts before re-installation. The parts must be free of adhesive or sealing residues.
5. Install the Oil Pump according to following steps:
New oil pump
Fig. 12 Fit the oil suction pipe [06] (E4A-50-100- BHY / re-used from the old oil pump) in place on the valve housing (E4A-50-520-
000) and then insert the three hexagon screws [05] (ISO_4014-M6xM60-10.9 with washers ISO_7089-6 / alternative MBN 10 143-M6x63-10.9) through the holes.
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 11-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
Apply Loctite 278 or Loctite 2701.
Tighten the oil pump housing with 12 Nm.
Fig. 13
Fig. 14 Make sure that the circlips [07] (E4A-50- 300-801) [08] (E4A-50-400-801) used to secure both plugs on the oil pump is in the correct position.
[07] [08]
Mandatory Service Bulletin No. MSB-E4-030/4 Austro Engine GmbH Rudolf-Diesel-Strasse 11 A-2700 Wiener Neustadt Tel: +43 2622 23000 FAX: +43 2622 23000-2711
First Issue Date Rev. No. Revision Date Page 18 Feb 2021 4 30 03 2021 12-24 © 2020 by Austro Engine GmbH – AUSTRIA – www.austroengine.at
Fig. 15
Fig. 16
Discard the O-Ring (OR_16x3-ACM 70) between the oil pump and the crankshaft housing.
Install a new O-Ring.
Make sure it is correctly fitted.
Fig. 17
Install the oil pump chain.
Apply some approved engine oil (refer to the MM) on the chain before installation.
O-Ring